The Nuttall Encyclopedia
A Hindu traitor, his real name Dundhu Panth, of Brahman descent, adopted son of the ex-Peshwa of the Mahrattas, whose pension from the British Government was not continued to Nana on his death, and which rendered the latter the deadly foe to British rule in India, and the instigator, on the outbreak of the Mutiny in 1857, of the massacre of Cawnpore; he had on the outbreak of the Mutiny in question offered his services to a British general, and placed himself at the head of the mutineers; the miscreant escaped, and his fate was never known; b . 1820. See Cawnpore .
Wood, James, ed. Entry for 'Nana Sahib'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/n/nana-sahib.html. Frederick Warne & Co Ltd. London. 1900.